IFI Instruments

IFI Instruments ST181-20

Microwave Amplifier, 1 - 18 GHz, 20W
1 GHz - 2 GHz Frequency Range
20 Watts Output Power
40 dB Minimum Gain
0 dBm Typical Input Power
+28 VDC Power Supply Voltage
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Attribute Value
Frequency Range 1 GHz - 2 GHz
Output Power 20 Watts
Gain 40 dB Minimum
Input Power 0 dBm Typical
Power Supply Voltage +28 VDC
Input Connector SMA Female
Output Connector Type N Female
Harmonic Distortion -20 dBc Minimum
Operating Temperature 0°C to +50°C
Impedance 50 Ohms
IFI Instruments ST181-20 Options:
  • ST181-20 - Option 117 - Waveguide Output (in place of Type N Female connector)
  • ST181-20 - - Spurious Outputs -50 dBc (available option, vs standard -40 dBc maximum)
  • ST181-20 - - Higher output power and gains available
  • ST181-20 - - Ruggedized Version for Shipboard and Airborne applications
  • ST181-20 - - 400 Hz prime power option
  • ST181-20 - - Three phase Wye, Delta power option (115/208 or 200/220/230/240VAC ±10% 50/60 Hz)
Calibration Form IFI Instruments ST181-20

Repair Form IFI Instruments ST181-20
Maximum file size: 40MB

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ModelST181-20

RENT  IFI ST181-20 AMPLIFIER  (call for availability)

The IFI ST181-20 Microwave Amplifier provides a minimum of 20 Watts of CW Power in a  frequency ranges ranging from 1 €“ 18 GHz . The IFI ST181-20 is a very compact design in a single drawer 14 "H x 19 "W x 27 "D. This combination Solid State / TWT Amplifier is a broadband amplifier that is especially suited to pre-compliant radiated RF susceptibility EMC Testing and all lab and test installations. Depending on the application and antenna, these Solid State TWT Combination amplifiers could also be used for fully compliant RF Immunity Testing.

Features of the IFI ST181-20 Microwave Amplifier include:

  • Digital Display Monitors: Collector Current, Collector Voltage, Helix Current, Helix Voltage, Forward RF Power, Reflected RF Power, Filament Hours, Beam Hours
  • Status Indicators: Power On, Standby, RF On/Operate
  • Faults: Helix Overcurrent, VSWR Overload, Thermal Overloads, Air Flow, Collector Overcurrent
  • Controls: Power On/Off, Standby, RF On/Operate, Fault Reset, Local/Remote
  • Ease of Maintenance Designed to meet the safety requirements of the IEC-348 and Underwriters Labratory of American Standards
  • Broadband Coverage
  • Applications Include: MIL-STD-461/462, RTCA/D0-160, SAE Specifications, Radiated Susceptibility, Bellcore testing, Broadband Communications.  

Specifications of the IFI ST181-20 include:

  • Frequency Range: 1 to 18 GHz
  • Minimum Power Out: 20 Watts
  • Minimum Saturated Gain: 43dB
  • Maximum NF: 35dB
  • Spurious Outputs:
    • -40 dBc maximum
    • -50 dBc avaialble
  • Input Impedance: 50 Ohms, VSWR 2.0:1
  • Output Impedance: 40 Ohms, VSW 2.0:1, 2.5:1 maximum
  • Input Connector: Type N(f)
  • Input Power: 230VAC, Single Phase, 50/60 Hz
  • Weight: 50 lbs
  • Dimmensions: 7"H x 19"W x 24"D

 

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